Home / 451,565.40-623,098.50-270,235.02

Finding the Fourth Proportional to 451,565.40, 623,098.50 and 270,235.02

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Solution

The fourth proportional to 451,565.40, 623,098.50 and 270,235.02 is: 372,887.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,565.40 : 623,098.50 = 270,235.02 : x
  2. Step 2: Convert to fraction form
    451,565.40/623,098.50 = 270,235.02/x
  3. Step 3: Cross multiply
    451,565.40x = 623,098.50 × 270,235.02
  4. Step 4: Simplify right side
    451,565.40x = 168,383,035,609.47
  5. Step 5: Solve for x
    x = 168,383,035,609.47/451,565.40
  6. Step 6: Final answer
    x = 372,887.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.